| Authors(s) | MacFarland, C. G., J. Villa, and B. Toro. |
| Year | 1974b |
| Title | The Galápagos giant tortoises (Geochelone elephantopus). Part II: Conservation methods. Biol. Conserv. 6: 198-212. |
| Authors(s) | MacFarland, C. G., J. Villa, and B. Toro. |
| Year | 1974b |
| Title | The Galápagos giant tortoises (Geochelone elephantopus). Part II: Conservation methods. Biol. Conserv. 6: 198-212. |